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authorMarc Zyngier <marc.zyngier@arm.com>2013-02-11 19:03:52 +0000
committerMarc Zyngier <marc.zyngier@arm.com>2013-02-11 19:03:52 +0000
commit9ae9e2535d7dd1c21d6a7db1a7f2fc507a5e4080 (patch)
treef059571830a159f05b8cdf4ec354b01ca7d6bc45 /drivers/usb/host/xhci-mem.c
parent75431f9d7335daf7fb9e72b3a1539ce610142618 (diff)
parent9e02e394c7d7fdc2570a73fb7fc6da3c79f6db2a (diff)
Merge branch 'for-arm-soc/arch-timers' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into kvm-arm/timer
Diffstat (limited to 'drivers/usb/host/xhci-mem.c')
-rw-r--r--drivers/usb/host/xhci-mem.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index fb51c7085ad..35616ffbe3a 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1250,6 +1250,8 @@ static unsigned int xhci_microframes_to_exponent(struct usb_device *udev,
static unsigned int xhci_parse_microframe_interval(struct usb_device *udev,
struct usb_host_endpoint *ep)
{
+ if (ep->desc.bInterval == 0)
+ return 0;
return xhci_microframes_to_exponent(udev, ep,
ep->desc.bInterval, 0, 15);
}